Cita APA (7a ed.)

Ely, M. (1991). Doing qualitative research: Circles within circles. Falmer Press.

Cita Chicago Style (17a ed.)

Ely, Margot. Doing Qualitative Research: Circles Within Circles. London ; New York: Falmer Press, 1991.

Cita MLA (8a ed.)

Ely, Margot. Doing Qualitative Research: Circles Within Circles. Falmer Press, 1991.